The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 09, 2025
Filed:
Apr. 04, 2022
Applicant:
Smith & Nephew Plc, Watford, GB;
Inventor:
Edward Yerbury Hartwell, Hull, GB;
Assignee:
Smith & Nephew PLC, Watford, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F 13/0203 (2024.01); A61F 13/00 (2024.01); A61F 13/0206 (2024.01); A61F 13/0246 (2024.01); A61F 13/05 (2024.01); A61M 1/00 (2006.01); A61M 27/00 (2006.01);
U.S. Cl.
CPC ...
A61F 13/022 (2013.01); A61F 13/00063 (2013.01); A61F 13/0206 (2013.01); A61F 13/0209 (2013.01); A61F 13/0226 (2013.01); A61F 13/025 (2013.01); A61F 13/0253 (2013.01); A61F 13/05 (2024.01); A61M 1/90 (2021.05); A61M 1/912 (2021.05); A61M 1/915 (2021.05); A61M 1/962 (2021.05); A61M 1/985 (2021.05); A61M 27/00 (2013.01); A61F 2013/00246 (2013.01); A61F 2013/0028 (2013.01); A61F 2013/00536 (2013.01); A61M 2205/7536 (2013.01);
Abstract
A method and apparatus are disclosed for dressing a wound. The apparatus comprises an absorbent layer for absorbing wound exudate, a liquid impermeable, gas permeable filter layer over the absorbent layer, a cover layer comprising at least one orifice and a first liquid and gas permeable transmission layer underlying the absorbent layer. The transmission layer is in fluid communication with the filter layer.